--- a/labs/openlayers/lib/OpenLayers/Format/WFSCapabilities.js +++ b/labs/openlayers/lib/OpenLayers/Format/WFSCapabilities.js @@ -1,1 +1,80 @@ +/* Copyright (c) 2006-2010 by OpenLayers Contributors (see authors.txt for + * full list of contributors). Published under the Clear BSD license. + * See http://svn.openlayers.org/trunk/openlayers/license.txt for the + * full text of the license. */ +/** + * @requires OpenLayers/Format/XML.js + */ + +/** + * Class: OpenLayers.Format.WFSCapabilities + * Read WFS Capabilities. + * + * Inherits from: + * - <OpenLayers.Format.XML> + */ +OpenLayers.Format.WFSCapabilities = OpenLayers.Class(OpenLayers.Format.XML, { + + /** + * APIProperty: defaultVersion + * {String} Version number to assume if none found. Default is "1.1.0". + */ + defaultVersion: "1.1.0", + + /** + * APIProperty: version + * {String} Specify a version string if one is known. + */ + version: null, + + /** + * Constructor: OpenLayers.Format.WFSCapabilities + * Create a new parser for WFS capabilities. + * + * Parameters: + * options - {Object} An optional object whose properties will be set on + * this instance. + */ + initialize: function(options) { + OpenLayers.Format.XML.prototype.initialize.apply(this, [options]); + this.options = options; + }, + + /** + * APIMethod: read + * Read capabilities data from a string, and return a list of layers. + * + * Parameters: + * data - {String} or {DOMElement} data to read/parse. + * + * Returns: + * {Array} List of named layers. + */ + read: function(data) { + if(typeof data == "string") { + data = OpenLayers.Format.XML.prototype.read.apply(this, [data]); + } + var root = data.documentElement; + var version = this.version; + if(!version) { + version = root.getAttribute("version"); + if(!version) { + version = this.defaultVersion; + } + } + var constr = OpenLayers.Format.WFSCapabilities[ + "v" + version.replace(/\./g, "_") + ]; + if(!constr) { + throw "Can't find a WFS capabilities parser for version " + version; + } + var parser = new constr(this.options); + var capabilities = parser.read(data); + capabilities.version = version; + return capabilities; + }, + + CLASS_NAME: "OpenLayers.Format.WFSCapabilities" + +});